Full Title: Former vice president Cheney challenges Pence at private retreat, compares Trump’s foreign policy to Obama’s approach A chummy discussion between Vice President Pence and former vice president Richard B. Cheney quickly turned into a vigorous back-and-forth over President Trump’s foreign policy at a private gathering Saturday, with Cheney comparing the president’s instincts to those of his Democratic predecessor, Barack Obama, according to a transcript obtained by The Washington Post. Cheney’s questions for Pence — which prompted Pence to joke about the lack of “softball” topics — provide a revealing glimpse into the churning and often strained debates inside...